Renogy DCC30S 12V 30A Dual Input DC-DC On-Board Battery Charger with MPPT + Bluetooth Module & Renogy ONE Core

12V 30A DC-DC Dual Battery Charger Renogy's upgraded DC to DC Dual Input Battery Charger now supports 30V solar input, delivering faster and more efficient charging for your house battery. Intelligent Charging Mode Switching Charge with advanced logic and Low Solar Cutoff Mode for optimal performance in variable weather conditions. Versatile DIY Options Enjoy enhanced customization with the ability to connect solar modules in series up to 50V solar input voltage, expanding your DIY possibilities. Adapt to Extreme Temperatures Consistent high efficiency in extreme temperatures with precise battery temperature compensation. Comprehensive System Protections This battery charger features multiple intelligent protections for batteries, solar panels, and the alternator, safeguarding your system and ensuring optimal charging. Soft Start Circuit Design for Enhanced Battery Stability The soft start circuit prevents overvoltage and over-discharge by increasing the input voltage smoothly. Protect Your Solar Panels at Night At night, the battery's voltage can exceed that of the solar panels, potentially causing reverse charging from the battery to the panels and leading to damage. Reverse current protection eliminates this risk, ensuring system safety.